<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>image alt</title>
    <style>
         img {
            max-width: 60%;
            display: block;
            margin: 20% auto;
        }
    </style>
</head>
<body>
    <img src="https://www.eveningwater.com/img/segmentfault/1.png" alt="这是一只思否猫" title="思否猫"> 
    <img src="https://pic.rmb.bdstatic.com/bjh/news/a75d1f640f87f9b3e23eb00885d40a322064.png" alt="蒙奇.D.路飞的五档">
</body>
</html>